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NEC Infra-Red Remote Control (Transmitter)
NEC Infra-Red Remote Control (Transmitter)
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Crystal Locked Ultrasonic Movement Detector
Crystal Locked Ultrasonic Movement Detector
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$20.00
Crystal Locked Ultrasonic Movement Detector
Click to enlarge

This sensitive ultrasonic motion detector circuit uses a quartz crystal to lock the detector frequency for maximum stability and reliability.

All components, including the Xtal controlled oscillator, detector circuits and a pair of edge mounted ultrasonic transducers, are mounted on a single board. Only the power supply (PP3 battery clip provided) and Signal Out connections are required.

Detects motion up to 4-7m away. Sensitivity is adjustable. Red LED 'active' indicator. Signal Output (8.5Vdc) is capable of driving an external relay, buzzer or other low power circuit. Designed for indoor use.

Salient features

  • Transducer frequency 40KHZ
  • Crystal lock, detector frequency for maximum stability and reliability
  • Adjustable detection range or Sensitivity
  • Detection range 4 TO 7 miters [Aprox]
  • Motion Detect LED Indication
  • Signal Output is capable of driving an external relay, buzzer or other low power circuit
  • Designed for indoor use
  • Working Voltage 9 to 12V DC
  • Operating Current - 100MA (Aprox)
  • Diode protection for reverse polarity connection of DC supply to the PCB
  • Screw terminal Connector for Power Input and output Device to the PCB

 
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This product was added to our catalog on Wednesday 23 September, 2015.